[INFO] cloning repository https://github.com/SymmetricChaos/tnt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SymmetricChaos/tnt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSymmetricChaos%2Ftnt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSymmetricChaos%2Ftnt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd5088077e4006676540fdb5b158e77515a92d48
[INFO] checking SymmetricChaos/tnt against master#f82664191d0e8764b7435b9d72eb0e366b8b1464 for pr-83354
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSymmetricChaos%2Ftnt" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SymmetricChaos/tnt on toolchain f82664191d0e8764b7435b9d72eb0e366b8b1464
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SymmetricChaos/tnt
[INFO] finished tweaking git repo https://github.com/SymmetricChaos/tnt
[INFO] tweaked toml for git repo https://github.com/SymmetricChaos/tnt written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/SymmetricChaos/tnt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 96fd69b229337e3632b3ffcb2b97d700381189e117bc9135d7013c4d4bc729f5
[INFO] running `Command { std: "docker" "start" "-a" "96fd69b229337e3632b3ffcb2b97d700381189e117bc9135d7013c4d4bc729f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96fd69b229337e3632b3ffcb2b97d700381189e117bc9135d7013c4d4bc729f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96fd69b229337e3632b3ffcb2b97d700381189e117bc9135d7013c4d4bc729f5", kill_on_drop: false }`
[INFO] [stdout] 96fd69b229337e3632b3ffcb2b97d700381189e117bc9135d7013c4d4bc729f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 356d1d2c4804fa7bad325954f6666976e4a96c0c5bedbab07050a2b36b064092
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "356d1d2c4804fa7bad325954f6666976e4a96c0c5bedbab07050a2b36b064092", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.67
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking fancy-regex v0.5.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking tnt v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Parser`, `error::Error`
[INFO] [stdout]  --> src/parser/parse_formula.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use pest::{Parser, error::Error, iterators::Pairs};
[INFO] [stdout]   |            ^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `english_expr_successor`
[INFO] [stdout]    --> src/translate.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub fn english_expr_successor(text: String) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `english_expr_successor`
[INFO] [stdout]    --> src/translate.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub fn english_expr_successor(text: String) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.16s
[INFO] running `Command { std: "docker" "inspect" "356d1d2c4804fa7bad325954f6666976e4a96c0c5bedbab07050a2b36b064092", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "356d1d2c4804fa7bad325954f6666976e4a96c0c5bedbab07050a2b36b064092", kill_on_drop: false }`
[INFO] [stdout] 356d1d2c4804fa7bad325954f6666976e4a96c0c5bedbab07050a2b36b064092